76664: Quasi Repdigit 766..664

First few terms (base 10): \[[76^*4_9]_n=\{67,625,5647,50845,457627,\ldots\}\]

First few terms (base 9): \[\{\text{74},\text{764},\text{7664},\text{76664},\text{766664},\ldots\}\]

General Formula:\[[76^*4_9]_n={279\cdot9^{n}-11\over4}\]

Equivalent Patterns: (none)

Table

No table data.